Can We Predict the Nature of Virtual Particles Created in Quantum Events?

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Discussion Overview

The discussion revolves around the predictability of the nature of virtual particles created during quantum events, focusing on their charge and behavior in interactions. Participants explore the implications of uncertainty in energy during short-duration events and the role of Feynman diagrams in this context.

Discussion Character

  • Exploratory
  • Debate/contested
  • Technical explanation

Main Points Raised

  • Some participants propose that the uncertainty in energy during short-duration events allows for the creation of virtual particles, questioning whether their nature can be predicted.
  • One participant believes that Feynman diagrams are used by experts to predict the nature of virtual particles, though the existence of these particles is debated, with some viewing them as mathematical constructs rather than physical entities.
  • Another participant requests an example to illustrate the use of Feynman diagrams in predicting virtual particles, indicating a desire for clarification.
  • A participant states their inability to provide an example due to their background in linguistics, suggesting that further research on Feynman diagrams may be necessary for deeper understanding.

Areas of Agreement / Disagreement

Participants express differing views on the existence and predictability of virtual particles, with no consensus reached on whether their nature can be definitively predicted or if they are merely theoretical constructs.

Contextual Notes

The discussion highlights limitations in expertise among participants, with some lacking the technical background to provide examples or detailed explanations related to Feynman diagrams and virtual particles.

nouveau_riche
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consider an event that takes place for a very short duration thus it have high uncertainity in energy...this energy is sufficient to create virtual particles...
can we predict the nature of virtual particle that will be created(by nature i mean..it's charge,behaviour in terms of interaction)...it will b kind if u can illustrate with an example
 
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nouveau_riche said:
consider an event that takes place for a very short duration thus it have high uncertainity in energy...this energy is sufficient to create virtual particles...
can we predict the nature of virtual particle that will be created(by nature i mean..it's charge,behaviour in terms of interaction)...it will b kind if u can illustrate with an example

I believe so, and I think that's exactly what is done when experts use Feynman diagrams. Whether virtual particles really exist, or are just a mathematical bookkeeping device is debated here often. ('virtual' and 'really' don't go together very well, I must admit.)
 
danR said:
I believe so, and I think that's exactly what is done when experts use Feynman diagrams. Whether virtual particles really exist, or are just a mathematical bookkeeping device is debated here often. ('virtual' and 'really' don't go together very well, I must admit.)

can you elaborate the same with an example?
 
nouveau_riche said:
can you elaborate the same with an example?

No, I can't, its not my field. I'm in linguistics. But search on Feynman diagrams and you'll find lots of them, and there's a virtual particle thread very active in this section at the present.
 

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